package java4;

import java.util.Scanner;

public class Code036 {
	public static void main(String[] args){
		Scanner input = new Scanner(System.in);
		int score = input.nextInt();
		if(score>90){
			System.out.println("不错，奖励一个MP4！");
		}
		else{
			System.out.println("来套卷子吧！");
		}
	}

}
